MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.9
2021-07-28 10:14:53 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2021-07-28 10:50:44

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Earthquake info - Manual location
Event - ID :210728101312
Magnitude (ML) :1.9 +/- 0.2
Origin Time :2021-07-28 10:14:53.424 (UTC)
Location : Latitude: 45.255 N, Longitude: 7.411 E
Area :Alpi Graie
Depth (km) :11.80
Distances (km) : 2.3 --- Traves
3.1 --- Viu
3.9 --- Pessinetto
4.7 --- Germagnano
4.7 --- Mezzenile
5.8 --- Monastero di Lanzo
6.2 --- Lanzo Torinese
6.7 --- Coassolo Torinese
6.9 --- Ceres
7.5 --- Vallo Torinese
7.8 --- Varisella
8.5 --- Cafasse
8.7 --- Balangero
9.6 --- Lemie
9.7 --- Fiano
10.3 --- Cantoira
10.3 --- Mathi
10.7 --- Ala di Stura
11.3 --- Val della Torre
11.4 --- Villanova Canavese

Quality location estimate: Erh: 1.1 km, Erz: 2.1 km, Nf: 57, Gap: 73 °, Rms: 0.44


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
RSPGU2021-07-28 10:14:57.3800.01000.011.532021-07-28 10:14:59.5300.0611-0.581.2221.0
LSDGU2021-07-28 10:14:59.8500.01700.011.522021-07-28 10:15:03.9700.0992-0.261.3534.4
TRAVGU2021-07-28 10:15:00.5200.0200-0.261.242021-07-28 10:15:05.1200.1183-0.641.1640.9
CIROGU2021-07-28 10:15:00.9800.0211-0.740.992021-07-28 10:15:05.9050.1273-1.390.2842.9
MONCIV2021-07-28 10:15:02.8300.0231-0.011.482021-07-28 10:15:10.8200.04000.550.3646.8
BHBGU2021-07-28 10:15:01.6100.0251-0.431.262021-07-28 10:15:07.1470.3137-1.030.6849.6
RRLGU2021-07-28 10:15:04.4500.0321-0.051.462021-07-28 10:15:11.6000.1895-0.681.0762.8
BNIMN2021-07-28 10:15:04.7000.03210.081.292021-07-28 10:15:12.0200.1955-0.431.2862.9
MRGEIV2021-07-28 10:15:05.0700.0321-0.091.442021-07-28 10:15:12.4800.1925-0.551.1964.8
BLANCGU2021-07-28 10:15:07.5740.02000.370.592021-07-28 10:15:15.6500.2577-0.890.8376.8
SATIGU2021-07-28 10:15:06.8900.0482-0.551.242021-07-28 10:15:15.9970.6629-1.190.6179.0
OGAGFR2021-07-28 10:15:08.7900.04420.191.002021-07-28 10:15:18.7460.3718-0.631.0486.9
PZZGU2021-07-28 10:15:06.9500.0442-1.000.602021-07-28 10:15:16.1230.0400-2.320.0787.3
DIXCH2021-07-28 10:15:09.1200.0462-0.271.362021-07-28 10:15:19.5300.2757-1.000.7292.9
SURFFR2021-07-28 10:15:09.8300.0502-0.601.202021-07-28 10:15:22.1980.0400-0.481.2498.8
MMKCH2021-07-28 10:15:09.9650.0492-0.211.382021-07-28 10:15:20.9800.2947-0.790.9299.5
VANNICH2021-07-28 10:15:11.6320.02000.200.982021-07-28 10:15:23.3190.0400-0.661.08108.0
STVGU2021-07-28 10:15:09.3600.0572-1.810.122021-07-28 10:15:21.6570.0400-2.360.07113.1
ENRGU2021-07-28 10:15:10.6500.0582-0.551.232021-07-28 10:15:22.9700.6479-1.140.63114.7
GBOSGU2021-07-28 10:15:12.2800.05920.111.172021-07-28 10:15:25.3500.4259-0.411.07118.3
SIMPLCH2021-07-28 10:15:13.5900.0602-0.011.312021-07-28 10:15:26.7030.5189-0.950.76120.0
PCPGU2021-07-28 10:15:13.1900.06020.081.212021-07-28 10:15:27.1700.5159-0.301.01120.1
SENINCH2021-07-28 10:15:15.1350.06230.610.332021-07-28 10:15:29.2300.0400-0.071.20124.3
QLNOGU2021-07-28 10:15:14.3500.0643-0.041.322021-07-28 10:15:29.1050.0400-0.551.15127.6
ROROGU2021-07-28 10:15:15.4600.06930.091.162021-07-28 10:15:30.5150.0400-0.850.87137.7
MGROGU2021-07-28 10:15:15.1500.0703-0.321.342021-07-28 10:15:30.3620.0400-1.200.52139.0
SAOFFR2021-07-28 10:15:15.2150.0200-0.331.352021-07-28 10:15:29.8250.0400-1.810.00142.0
FIESACH2021-07-28 10:15:17.4950.07130.400.632021-07-28 10:15:34.1030.04000.420.67142.6
IMIGU2021-07-28 10:15:17.6700.15970.091.112021-07-28 10:15:34.8380.1604-0.551.09154.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
RSP GUHH1.932.22e+021.0224
LSD GUHH1.917.71e-134.4317
TRAV GUHH2.111.03e+040.942
CIRO GUHH2.276.18e-142.918
MONC IVHH1.754.32e-146.8116
BHB GUHH1.541.47e-149.6194
RRL GUHH1.791.19e-162.8233
MRGE IVHH1.881.71e-164.8335
BLANCGUHH1.384.40e-276.8331
SATI GUHH1.968.97e-279.027
OGAG FRHH1.727.29e-286.9233
PZZ GUHH1.691.14e-187.3196
DIX CHHH2.493.71e-192.9360
MMK CHHH1.975.03e-299.526
VANNICHHH1.957.42e-2108.08
STV GUHH1.571.86e-2113.1183
ENR GUHH1.907.78e-2114.7180
GBOS GUHH2.033.62e-2118.3163
SIMPLCHHH1.592.50e-2120.023
SENINCHHH2.117.53e-2124.3356
QLNO GUHH1.682.60e-2127.6144
RORO GUHH1.813.08e-2137.7158
MGRO GUHH1.692.12e-2139.0167
FIESACHHH2.105.15e-2142.622
IMI GUHH1.933.71e-2154.7166


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
RSP GUHHZ1.9750e-42.9927e-51.0739e-53.3817e-61.6977e-64.4485e-44.0020e-52.9292e-65.7108e-721.0224
RSP GUHHN2.8515e-42.9108e-51.4391e-54.1766e-62.4449e-65.0230e-44.8793e-54.3687e-68.0632e-721.0224
RSP GUHHE2.9255e-44.0030e-51.7810e-54.7977e-63.0839e-66.3636e-47.3680e-54.9404e-67.8723e-721.0224
LSD GUHHZ1.0261e-41.5468e-54.7198e-61.0416e-66.4045e-72.2399e-41.7646e-51.2982e-63.1895e-734.4317
LSD GUHHN1.0028e-41.0685e-54.2449e-61.7795e-69.8041e-71.2012e-42.5102e-51.5772e-62.7596e-734.4317
LSD GUHHE9.2367e-51.2824e-56.6777e-61.8844e-69.3381e-72.0855e-42.5365e-51.3237e-62.8144e-734.4317
TRAV GUHHZ4.7777e-59.8688e-65.7950e-61.9887e-61.1770e-61.3690e-42.7461e-51.7584e-62.2962e-740.942
TRAV GUHHN7.6597e-51.0638e-58.2432e-63.3950e-61.5746e-62.0511e-45.3346e-52.0579e-62.7397e-740.942
TRAV GUHHE5.6532e-58.8831e-66.8237e-61.7694e-69.2294e-71.7790e-43.4959e-51.4297e-62.4363e-740.942
CIRO GUHHZ5.1325e-57.8226e-63.9285e-68.3516e-74.7555e-71.2020e-41.4483e-58.0044e-71.7269e-742.918
CIRO GUHHN5.4668e-58.1287e-64.3001e-61.0307e-65.1063e-71.1563e-41.7238e-58.7402e-71.8118e-742.918
CIRO GUHHE9.0724e-51.3925e-55.4288e-61.6891e-68.2357e-72.0556e-42.4147e-51.3277e-62.6115e-742.918
MONC IVHHZ1.1662e-53.3822e-63.0726e-61.0313e-64.6155e-74.5669e-52.4389e-56.1234e-78.7957e-846.8116
MONC IVHHN1.5257e-54.3996e-64.5718e-61.8394e-67.2713e-74.3091e-53.2815e-59.0186e-71.1069e-746.8116
MONC IVHHE1.7113e-54.2097e-64.7090e-61.7644e-66.4166e-74.4106e-52.2945e-59.0444e-71.1749e-746.8116
BHB GUHHZ1.7340e-52.3219e-61.2932e-63.4289e-71.6468e-74.2384e-55.6976e-62.6344e-75.3610e-849.6194
BHB GUHHN2.0084e-52.8584e-61.4417e-63.5179e-71.7686e-75.4864e-56.4741e-62.9609e-75.6264e-849.6194
BHB GUHHE1.4545e-52.0998e-61.2425e-65.1075e-72.1975e-74.7263e-54.5080e-63.0126e-74.7196e-849.6194
RRL GUHHZ5.9629e-69.5269e-74.8891e-72.3259e-71.0910e-71.8252e-52.7535e-61.3692e-71.8616e-862.8233
RRL GUHHN9.8870e-61.5552e-61.1323e-64.0931e-72.0627e-72.5896e-54.9608e-62.4236e-74.3707e-862.8233
RRL GUHHE8.7927e-61.6716e-69.6669e-73.3307e-71.7006e-72.2807e-54.7683e-62.6990e-74.3989e-862.8233
MRGE IVHHZ1.7424e-52.2813e-61.0784e-62.6856e-71.3104e-72.0750e-55.1703e-62.2210e-74.9518e-864.8335
MRGE IVHHN4.7050e-54.9556e-61.3341e-65.5580e-72.9236e-76.1131e-54.0551e-64.7501e-71.1017e-764.8335
MRGE IVHHE2.1579e-52.4803e-61.0951e-63.6394e-71.7856e-72.7948e-55.3294e-62.7765e-75.7107e-864.8335
BLANCGUHHZ3.5288e-64.8705e-72.7019e-79.6251e-84.4905e-81.0404e-51.2254e-66.2193e-81.2057e-876.8331
BLANCGUHHN5.1167e-66.6640e-73.2771e-71.6129e-78.9412e-81.2080e-51.1439e-61.0514e-71.6437e-876.8331
BLANCGUHHE3.7871e-66.7563e-74.0037e-71.2784e-77.1659e-81.2838e-51.8043e-61.1530e-71.5086e-876.8331
SATI GUHHZ7.5069e-61.0587e-65.1542e-71.7467e-78.4640e-81.7764e-52.0793e-61.4679e-72.6032e-879.027
SATI GUHHN1.4900e-51.7209e-67.9203e-72.0449e-71.0175e-74.5134e-52.6442e-61.7876e-73.6994e-879.027
SATI GUHHE1.6587e-52.1679e-67.6822e-72.2145e-71.2060e-74.4048e-53.4308e-62.2455e-74.2011e-879.027
OGAG FRHHZ2.5143e-66.4343e-75.2443e-72.2448e-79.5843e-88.0854e-62.5929e-61.0977e-71.5277e-886.9233
OGAG FRHHN2.5821e-67.9841e-75.7620e-72.5914e-71.3739e-77.7202e-62.7797e-61.9309e-72.3862e-886.9233
OGAG FRHHE2.7004e-66.5350e-77.0822e-74.9593e-72.9979e-75.7054e-64.0828e-63.7355e-72.3691e-886.9233
PZZ GUHHZ6.2871e-61.1727e-61.0356e-62.9800e-71.6111e-71.8445e-54.5170e-62.1715e-72.9899e-887.3196
PZZ GUHHN6.6910e-61.2024e-61.1699e-63.6850e-71.7637e-71.9699e-55.8764e-62.3474e-73.2443e-887.3196
PZZ GUHHE7.8070e-61.4975e-61.1921e-63.4979e-71.8777e-72.3829e-55.9884e-62.2690e-73.7714e-887.3196
DIX CHHHZ2.6602e-54.4313e-62.5790e-66.8005e-73.3354e-78.7695e-51.1069e-54.8461e-71.0468e-792.9360
DIX CHHHN3.3177e-56.0672e-62.8874e-68.6791e-74.4294e-79.6926e-51.0148e-56.8668e-71.2303e-792.9360
DIX CHHHE4.1499e-57.8679e-63.7585e-61.0230e-65.0295e-71.2406e-41.8030e-58.4588e-71.5952e-792.9360
MMK CHHHZ3.6020e-66.0272e-74.1267e-71.3436e-75.4190e-89.4028e-61.9621e-68.1084e-81.3404e-899.526
MMK CHHHN6.2632e-68.2831e-75.2118e-71.5859e-76.4032e-81.5762e-53.0895e-61.0245e-71.9075e-899.526
MMK CHHHE4.5823e-66.2117e-73.7106e-71.4159e-75.5053e-81.3831e-52.0119e-67.8624e-81.3799e-899.526
VANNICHHHZ2.4543e-65.6777e-74.3612e-71.3574e-77.6151e-84.1279e-62.4767e-61.0724e-71.1769e-8108.08
VANNICHHHN2.6371e-65.5176e-74.4980e-72.4979e-79.7989e-87.3514e-62.4734e-61.2221e-71.5819e-8108.08
VANNICHHHE2.5360e-66.8745e-76.2043e-72.9732e-71.1816e-75.9737e-64.3197e-61.3608e-72.2086e-8108.08
STV GUHHZ2.5511e-63.1262e-71.9205e-73.9333e-82.1831e-86.9449e-67.0636e-73.7574e-86.6801e-9113.1183
STV GUHHN1.5385e-62.6484e-71.5929e-73.5047e-81.8814e-85.5057e-65.4966e-73.0393e-85.3650e-9113.1183
STV GUHHE2.3988e-63.4686e-71.9667e-74.3487e-82.2367e-89.0225e-68.8577e-74.0529e-87.5424e-9113.1183
ENR GUHHZ6.1770e-67.5719e-72.8561e-76.0138e-83.5320e-88.3092e-61.4943e-65.8089e-81.2121e-8114.7180
ENR GUHHN7.2420e-69.0986e-73.1536e-77.5185e-84.0014e-81.1753e-51.3591e-66.5551e-81.4274e-8114.7180
ENR GUHHE7.7476e-61.3732e-66.9268e-71.6763e-79.3347e-82.5058e-52.3933e-61.6283e-73.3099e-8114.7180
GBOS GUHHZ2.1507e-64.1747e-72.7998e-79.2474e-84.5796e-85.9426e-61.8201e-65.8253e-81.0134e-8118.3163
GBOS GUHHN1.6950e-63.3996e-73.1819e-71.5420e-76.5241e-86.4908e-61.6183e-68.3266e-89.6498e-9118.3163
GBOS GUHHE1.5264e-63.6303e-73.1039e-71.5684e-75.9420e-86.0828e-61.1915e-68.0392e-81.0021e-8118.3163
SIMPLCHHHZ1.9264e-63.1555e-73.0565e-71.1983e-74.5829e-86.9507e-61.8440e-65.7641e-88.7487e-9120.023
SIMPLCHHHN1.9456e-63.0191e-72.0736e-77.6605e-83.4831e-84.8865e-61.3410e-64.3551e-87.2863e-9120.023
SIMPLCHHHE2.3093e-63.2616e-72.2066e-77.2590e-83.6467e-85.9842e-61.6333e-64.7538e-88.1860e-9120.023
PCP GUHHZ7.1196e-71.4013e-71.2535e-74.7287e-82.2906e-81.9623e-69.1380e-73.2988e-84.2544e-9120.1131
PCP GUHHN8.3167e-71.3823e-71.2015e-75.1433e-82.3751e-81.9929e-67.0087e-73.1294e-83.5951e-9120.1131
PCP GUHHE1.2132e-62.6001e-71.9428e-77.2672e-83.0491e-82.2735e-69.1351e-74.0658e-86.3368e-9120.1131
SENINCHHHZ3.2665e-61.0310e-67.3942e-72.8401e-71.3671e-79.3670e-63.9852e-61.9210e-72.9365e-8124.3356
SENINCHHHN2.6994e-67.1208e-75.1874e-72.2884e-79.3854e-81.1156e-52.6460e-61.1849e-71.9616e-8124.3356
SENINCHHHE4.3840e-61.1216e-66.9357e-72.4646e-71.1821e-71.4079e-53.8063e-61.4621e-73.0050e-8124.3356
QLNO GUHHZ1.2412e-61.8065e-71.5555e-76.9983e-82.7188e-84.1097e-66.6134e-73.4166e-84.5311e-9127.6144
QLNO GUHHN1.7927e-63.5774e-72.4964e-78.6930e-83.6380e-85.1345e-61.1297e-65.8664e-81.0151e-8127.6144
QLNO GUHHE2.0919e-63.4156e-72.4266e-77.2327e-83.1931e-86.3457e-69.1791e-75.1218e-87.5530e-9127.6144
RORO GUHHZ3.8318e-64.4183e-72.0938e-78.7703e-84.2854e-84.5499e-61.2209e-64.9348e-89.9392e-9137.7158
RORO GUHHN1.5178e-62.7803e-72.1304e-74.5377e-82.4421e-84.0738e-69.1198e-73.6373e-86.3026e-9137.7158
RORO GUHHE1.8824e-64.0663e-73.3587e-71.3958e-78.7835e-84.6985e-61.7220e-68.8950e-81.0226e-8137.7158
MGRO GUHHZ9.2646e-71.5576e-71.5878e-77.9254e-82.9687e-81.9709e-61.1383e-63.9675e-85.9262e-9139.0167
MGRO GUHHN9.1008e-71.6446e-71.4555e-77.8791e-83.5058e-82.2107e-68.7093e-75.3350e-84.4497e-9139.0167
MGRO GUHHE7.9926e-71.8016e-72.1041e-78.2146e-83.3056e-82.2692e-61.6459e-63.9931e-85.6819e-9139.0167
FIESACHHHZ1.5180e-63.0899e-72.7230e-71.8708e-76.9288e-85.8187e-61.0859e-69.3141e-88.4173e-9142.622
FIESACHHHN1.5494e-63.4229e-72.3603e-71.2271e-75.6176e-85.6876e-61.1459e-67.2517e-88.0341e-9142.622
FIESACHHHE1.5661e-63.3204e-72.5254e-71.1042e-76.5709e-84.6770e-61.3375e-69.1882e-88.4375e-9142.622
IMI GUHHZ1.3049e-62.3020e-71.5859e-75.9163e-82.9627e-84.0248e-68.8783e-74.7584e-86.3308e-9154.7166
IMI GUHHN2.5171e-65.0527e-73.5018e-71.4202e-75.9340e-85.2408e-61.2785e-67.5301e-81.1937e-8154.7166
IMI GUHHE1.4318e-62.1176e-71.5986e-75.4754e-83.1380e-82.9550e-69.9320e-73.6426e-85.8319e-9154.7166
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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